#81BBD2
Closest named color: Light Grey Blue (#9DBCD4). oklch(76% 0.068 224.7), rgb(129, 187, 210).
Aa
Black text reads best on this color (9.97:1).
About this color
#81BBD2 is a medium-light, muted teal or cyan. In OKLCH its lightness is 76%, its chroma 0.068 and its hue 225°. Its hue sits on the cool side of the wheel. The nearest named color is Light Grey Blue (#9DBCD4), ΔE 0.033 away. Black text reads best on it, at 9.97:1.
| Hue family | Teals and cyans |
| Lightness | medium-light (76%) |
| Chroma | muted (0.068) |
| Temperature | cool |
| Nearest name | Light Grey Blue (#9DBCD4) |
| Black text | 9.97:1 |
| White text | 2.10:1 |
Values
| HEX | #81BBD2 |
| RGB | rgb(129, 187, 210) |
| HSL | hsl(197, 47%, 66%) |
| OKLCH | oklch(76% 0.068 224.7) |
Contrast
WCAG 2 contrast ratios are the conformance target: AA needs 4.5:1 for body text and 3:1 for large text, AAA needs 7:1. APCA Lc values are supplementary guidance from the WCAG 3 drafts.
| Pair | WCAG 2 | Result | APCA | APCA guidance |
|---|---|---|---|---|
| White text on #81BBD2 | 2.10:1 | Fails | Lc -45.8 | Large or bold text, headings |
| Black text on #81BBD2 | 9.97:1 | AAA | Lc 62.8 | Content text, not long reading |
| #81BBD2 text on white | 2.10:1 | Fails | Lc 41.2 | Non-text elements, placeholder text |
| #81BBD2 text on black | 9.97:1 | AAA | Lc -61.1 | Content text, not long reading |
Tints and shades
A 50–950 scale built in OKLCH: the hue is held, lightness follows a Tailwind v4-like curve, and every step is kept inside the sRGB gamut. This color sits at step 300.
-
Step 50
50
#EFF7FA
oklch(97.1% 0.009 222.1)
-
Step 100
100
#DDEDF4
oklch(93.6% 0.019 225.7)
-
Step 200
200
#BFDFEC
oklch(88.4% 0.038 224.3)
-
Step 300
300 (this color)
#81BBD2
oklch(76% 0.068 224.7)
-
Step 400
400
#45AFD4
oklch(70.8% 0.11 224.8)
-
Step 500
500
#0098BF
oklch(63.2% 0.119 224.4)
-
Step 600
600
#007FA1
oklch(55.5% 0.105 225)
-
Step 700
700
#006B88
oklch(49.1% 0.093 224.9)
-
Step 800
800
#005870
oklch(42.8% 0.081 224.4)
-
Step 900
900
#00495E
oklch(37.7% 0.071 225)
-
Step 950
950
#002B39
oklch(26.9% 0.051 225.5)
#81BBD2 with color blindness
Simulated with the Machado et al. (2009) model. ΔE is how far the color moves: below about 0.02 you would not notice a change.
| Vision | Seen as | Shift (ΔE) |
|---|---|---|
| Protanopia (no red cones) | #AEB8D3 | 0.054 |
| Deuteranopia (no green cones) | #A2AFD2 | 0.048 |
| Tritanopia (no blue cones) | #62C2C2 | 0.046 |
| Achromatopsia (no color) | #B3B3B3 | 0.069 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #81BBD2
#81BBD2
oklch(76% 0.068 224.7)
- #D7A48E
#D7A48E
oklch(76% 0.068 44.4)
Analogous
Neighbouring hues, 30° either side.
Split complementary
The two hues beside the complement (150° and 210°).
Triadic
Three hues spaced 120° apart.
Palettes with this color
Curated palettes that contain a color within ΔE 0.04 (OKLab) of #81BBD2, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Light Grey Blue #9DBCD4 ΔE 0.033
- Light Cornflower Blue #98C1D9 ΔE 0.033
- Lightblue #7BC8F6 ΔE 0.054
- French Gray #ADB5BD ΔE 0.056
- Sky Blue #87CEEB ΔE 0.056
- Cloudy Blue #ACC2D9 ΔE 0.057
- Vivid Sky Blue #4CC9F0 ΔE 0.057
- Cool Steel #97A7B3 ΔE 0.060
Use #81BBD2 in your product
Turn it into light and dark UI roles checked for contrast, then export to Tailwind v4, shadcn/ui, CSS or design tokens.